# Saltpetre price

> Saltpetre Grand Exchange price right now (3 gp), with buy and sell prices, 24h volume, our own price history, buy limit, high alch profit and the GE tax.

Canonical: https://osrsgrandexchange.com/items/saltpetre
Last updated: 2026-11-02

Members item. Item id 13421.

Examine: “A power that can be added to compost to make fertiliser.”

## Price now

Prices as of 2026-11-02 00:20 UTC.

**Saltpetre has held steady: within 8% of its 30-day average and last week's price.**

|  |  |
| --- | --- |
| Price | 3 gp |
| 90-day range (daily averages) | 2–5 gp |
| 30-day average | 3 gp |
| Change 24h / 7d / 30d | +50.0% / 0.0% / -40.0% |
| Instant buy | 3 gp (2026-10-30 08:24 UTC) |
| Instant sell | 2 gp (2026-10-30 08:29 UTC) |
| Volume 24h | 1,814,761 |
| 1h average buy / sell | 3 / 2 gp |
| 24h average buy / sell | 3 / 2 gp |
| Buy limit (4h) | 13,000 |

## Selling

- GE tax each: 0 gp
- You receive: 3 gp
- Flip margin after tax: 1 gp
- Per buy limit: 13,000 gp

## High alchemy

- High alch value: 3
- Low alch value: 2
- Profit per cast: -152 gp

Buying one at the instant-buy price plus a nature rune; fire runes assumed from a staff.

## Saltpetre price, last 7 days

Hourly averages from our own history.

|  | Instant-buy average | Instant-sell average |
| --- | --- | --- |
| Oct 26, 2026 (first point) | 4 | 3 |
| Oct 30, 2026 (last point) | 3 | 2 |

Range plotted: 1 to 4 gp, over 83 points.

## Saltpetre price history

Daily averages. Since Apr 8, 2026 the lowest daily sell average was 1 gp and the highest buy average 8 gp.

|  | Instant-buy average | Instant-sell average |
| --- | --- | --- |
| Apr 8, 2026 (first point) | 5 | 6 |
| Oct 31, 2026 (last point) | 3 | 2 |

Range plotted: 1 to 8 gp, over 207 points.

## Questions

### How much is Saltpetre worth in OSRS?

About 3 gp right now on the Grand Exchange: the last instant buy was 3 gp and the last instant sell 2 gp. Over the last 24 hours 1,814,761 were traded.

### What is the GE buy limit for Saltpetre?

13,000 every 4 hours.

### Is Saltpetre worth high alching?

High alchemy gives 3 coins. Buying one at 3 gp plus a nature rune makes that a 152 gp loss per cast right now.

### How much tax do you pay selling Saltpetre?

0 gp each at 3 gp (2%, rounded down, capped at 5m per item), so you receive 3 gp.

Item id 13421. Prices update every five minutes.

## Related

- [GE tax calculator](https://osrsgrandexchange.com/ge-tax-calculator)
- [Best items to alch](https://osrsgrandexchange.com/high-alch)
- [How we get prices](https://osrsgrandexchange.com/about)